Cheap flights from Sydney to Bangkok from $243
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Bangkok departing on 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Sydney to Bangkok
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Bangkok?
The month of February is, on average, the cheapest month to fly to Bangkok from Sydney, with most prices found around $811. The month of August is another great option to travel to Bangkok, with average flight prices from Sydney averaging around $926.
What is the cheapest day to depart on your flight to Bangkok?
The cheapest day to depart on your flight to Bangkok is on a Monday when prices can be found for as low as $1,437. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,532. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok.
What is the cheapest time of day to depart on your flight to Bangkok?
Flying to Bangkok from Sydney in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,061 when looking at flights departing in the evening. Flights to Bangkok are more costly at midday, with an average ticket price of $1,548. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Sydney Kingsford Smith to Bangkok flight route?
Fly from Sydney Kingsford Smith to Bangkok Suvarnabhumi for the best Sydney Kingsford Smith - Bangkok flight prices
How far in advance should I book a flight to Bangkok?
You are more likely to see cheaper flights to Bangkok from Sydney when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $1,020 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Sydney for as low as $927 on momondo.
What cabin class options are available on Sydney Kingsford Smith to Bangkok flights?
There are 4 cabin classes available to choose from on Sydney Kingsford Smith to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Sydney Kingsford Smith to Bangkok?
Scoot, AirAsia X, and XiamenAir are the most popular carriers operating from Sydney Kingsford Smith to Bangkok
Which airlines fly to Bangkok?
Thai Airways, Thai AirAsia X and Scoot are the top three most popular airlines that fly to Bangkok from Sydney according to our data. Thai Airways is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Bangkok. Keep in mind that there are 23 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.
How many flights depart from Sydney to Bangkok on average per day?
As of June 2025, there are 18 flights per day flying from Sydney to Bangkok. The most common time of day flights depart is 09:00, with 66% of flights taking off at midday.
How many flights depart from Sydney to Bangkok on average per week?
As of June 2025, there are 126 flights per week flying from Sydney to Bangkok. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
Cheap Sydney to Bangkok flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to Bangkok
How far is Sydney Kingsford Smith to Bangkok by plane?
The straight-line distance from Sydney Kingsford Smith to Bangkok is 7529.5 km. Flights usually cover this in 12h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Bangkok?
Prices for flights from Sydney Kingsford Smith Airport to Bangkok refresh daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Bangkok?
As of June 2025, there are 23 operators available to choose from for flights from Sydney Kingsford Smith Airport to Bangkok.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Bangkok?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The necessary travel and health documents for your Bangkok trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Sydney to Bangkok
Compare and see reviews for airlines that fly from Sydney to Bangkok with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $340 | Free cancellation | Rating 5.6 143 reviews | |||
| PriceFrom $404 | Free cancellation | Rating 6.6 449 reviews | |||
| PriceFrom $551 | Free cancellation | Rating 8.1 39 reviews | |||
| PriceFrom $552 | Free cancellation | Rating 7.5 99 reviews | |||
| PriceFrom $567 | Free cancellation | Rating 8.0 14 reviews | |||
| PriceFrom $598 | Free cancellation | Rating 6.8 198 reviews | |||
| PriceFrom $605 | Free cancellation | Rating 6.6 42 reviews | |||
| PriceFrom $675 | Free cancellation | Rating 7.5 194 reviews | |||
| PriceFrom $686 | Free cancellation | Rating 7.4 263 reviews | |||
| PriceFrom $692 | Free cancellation | Rating 8.3 738 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Sydney to Bangkok?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Bangkok. momondo saves you time and could save you money on your trip.
Can I find flights from Sydney to Bangkok with flexible booking policies on momondo?
Flights from Sydney to Bangkok with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Sydney to Bangkok?
Once you have performed a search for Sydney to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Sydney to Bangkok right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Bangkok from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.